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    SubjectRe: [patch] slab: always follow arch requested alignments
    On Sat, 22 Jul 2006, Heiko Carstens wrote:

    > In kmem_cache_create(): always check if BYTES_PER_WORD is less than
    > ARCH_SLAB_MINALIGN and disable debug options that would set the
    > alignment to BYTES_PER_WORD.

    Why disable debug options?

    > This will make sure that all slab caches will have at least an
    > ARCH_SLAB_MINALIGN alignment.

    You can specify alignment at cache creation. Why do we need all slabs to
    be aligned?

    > In addition make sure that a caller mandated align which is greater
    > than BYTES_PER_WORD also disables the same debug options.
    > This makes sure that ARCH_KMALLOC_MINALIGN also has an effect if
    > CONFIG_DEBUG_SLAB is set.

    Is there a particular problem you are trying to address?
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